Question: what are the mythical place which start with the letter y
Paraphrase: What mythical place starts with "y"?
SPARQL (Wikidata): SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q24334893 . ?sbj rdfs:label ?sbj_label . FILTER(STRSTARTS(lcase(?sbj_label), 'y')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
Answer: Yomotsuhirasaka, Yomotsuhirasaka, Youdu, Youdu